Alert archive / Nebraska / Severe Thunderstorm Warnings in 2003

Severe Thunderstorm Warning 166, NWS North Platte, NE

July 3, 2003Grant County, Nebraska

NWS North Platte, NE issued this severe thunderstorm warning at Jul 3, 2003, 4:28 PM MDT for Grant County, Nebraska. It was in force for 62 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued: Jul 3, 2003, 4:28 PM MDT (22:28 UTC)
Expired: Jul 3, 2003, 5:30 PM MDT
In force: 62 min
Issued by: NWS North Platte, NE
Area: Counties, with a storm outline in the text

County Grant County, NE

The radar

The North Platte radar (KLNX), 100 km from the middle of the area, began a volume at 22:31 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

Issued	Product	Office	Lasted
Jul 3, 2:50 PM MDT	Severe Thunderstorm Watch	SPC	5 hr

The nearest sounding before it

N. Platte/Lee Bi, NE (KLBF), launched 12:00Z, 10.5 hours before the alert went out and 133 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.

Mixed-layer CAPE: 953 J/kg
Mixed-layer CIN: -365 J/kg
Mixed-layer LCL: 2329 m above ground
0-6 km bulk shear: 30 kt
0-1 km storm-relative helicity: 45 m²/s²
0-3 km storm-relative helicity: 61 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.1

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
WUUS53 KLBF 032228
SVRLBF
NEC075-032330-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE NORTH PLATTE NE
428 PM MDT THU JUL 3 2003

THE NATIONAL WEATHER SERVICE IN NORTH PLATTE HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  GRANT COUNTY IN WEST CENTRAL NEBRASKA

* UNTIL 530 PM MDT

* AT 426 PM MDT...THE PUBLIC REPORTED A SEVERE THUNDERSTORM 8 MILES
  SOUTH OF HYANNIS...OR ABOUT 22 MILES NORTH OF ARTHUR...MOVING
  NORTHEAST AT 15 MPH.

* THE SEVERE THUNDERSTORM WILL BE NEAR...
  6 MILES SOUTHEAST OF HYANNIS AROUND 440 PM MDT
  OVER WHITMAN AROUND 515 PM MDT

IF YOU ARE IN THE PATH OF THIS STORM...SEEK SHELTER IN A SMALL
INTERIOR ROOM AWAY FROM WINDOWS. A BASEMENT OFFERS THE BEST
PROTECTION.

THIS THUNDERSTORM IS CAPABLE OF PRODUCING EXTREMELY LARGE HAIL WHICH
MAY CAUSE SERIOUS INJURY AND SEVERE DAMAGE TO PROPERTY. MOVE TO A
STURDY BUILDING AND STAY AWAY FROM WINDOWS.

REPORT SEVERE WEATHER TO THE NEAREST LAW ENFORCEMENT AGENCY FOR RELAY
TO THE NATIONAL WEATHER SERVICE.

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 800 PM MDT
THURSDAY EVENING FOR WESTERN NEBRASKA.

LAT...LON 4205 10198 4176 10203 4176 10146 4206 10145

$$

KAR

The office that day

Everything else NWS North Platte, NE issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jul 3, 2:52 PM MDT	Severe Thunderstorm Warning	LBF	Keith	53 min
Jul 3, 4:19 PM MDT	Severe Thunderstorm Warning	LBF	McPherson	56 min
Jul 3, 4:37 PM MDT	Severe Thunderstorm Warning	LBF	Hooker	53 min
Jul 3, 4:49 PM MDT	Severe Thunderstorm Warning	LBF	Lincoln, Logan	56 min
Jul 3, 5:02 PM MDT	Severe Thunderstorm Warning	LBF	Thomas	58 min
Jul 3, 5:07 PM MDT	Severe Thunderstorm Warning	LBF	Cherry	53 min
Jul 3, 5:39 PM MDT	Severe Thunderstorm Warning	LBF	Blaine, Custer	66 min
Jul 3, 5:43 PM MDT	Severe Thunderstorm Warning	LBF	Lincoln, Logan	32 min
Jul 3, 5:56 PM MDT	Severe Thunderstorm Warning	LBF	Cherry	64 min
Jul 3, 5:59 PM MDT	Severe Thunderstorm Warning	LBF	Cherry, Garden, Grant, Sheridan	61 min

Nearby

Severe Thunderstorm Warnings in Nebraska, 2003 Every severe thunderstorm warning in 2003

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.